Family name จันทประยูร (จันทประยูร 
, Chantapayoon , Jantaprayun ) , all over the world, is a very rare last name. The cognomen จันทประยูร is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jantaprayun, Chantapayoon, จันทประยูร, Janthaprayoon | Thailand |